chore(cognitarium): setup base contract

contracts/okp4-cognitarium/Cargo.toml

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+[package]
+authors = ["OKP4"]
+edition = "2021"
+name = "okp4-cognitarium"
+version = "1.0.0"
+
+exclude = [
+  # Those files are rust-optimizer artifacts. You might want to commit them for convenience but they should not be part of the source code publication.
+  "contract.wasm",
+  "hash.txt",
+]
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[lib]
+crate-type = ["cdylib", "rlib"]
+
+[profile.release]
+codegen-units = 1
+debug = false
+debug-assertions = false
+incremental = false
+lto = true
+opt-level = 3
+overflow-checks = true
+panic = 'abort'
+rpath = false
+
+[dependencies]
+cosmwasm-schema.workspace = true
+cosmwasm-std.workspace = true
+cosmwasm-storage.workspace = true
+cw-storage-plus.workspace = true
+cw2.workspace = true
+schemars.workspace = true
+serde.workspace = true
+thiserror.workspace = true
+
+[dev-dependencies]
+base64 = "0.21.0"
+cw-multi-test.workspace = true
+
+[features]
+# for more explicit tests, cargo test --features=backtraces
+backtraces = ["cosmwasm-std/backtraces"]
+# use library feature to disable all instantiate/execute/query exports
+library = []
+
+[package.metadata.scripts]
+optimize = """docker run --rm -v "$(pwd)":/code \
+  --mount type=volume,source="$(basename "$(pwd)")_cache",target=/code/target \
+  --mount type=volume,source=registry_cache,target=/usr/local/cargo/registry \
+  cosmwasm/rust-optimizer:0.12.10
+"""

contracts/okp4-cognitarium/Makefile.toml

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+[tasks.generate_schema]
+args = ["run", "--bin", "schema"]
+command = "cargo"
+
+[tasks.schema]
+dependencies = ["generate_schema"]
+script = '''
+SCHEMA=$(find schema -type f -maxdepth 1 -name '*.json' -print0)
+TITLE=$(jq -r .contract_name $SCHEMA)
+jq --arg description "$(cat README.md)" '. + {description: $description}' $SCHEMA > $SCHEMA.tmp && mv $SCHEMA.tmp $SCHEMA
+jq --arg title $TITLE '. + {title: $title}' $SCHEMA > $SCHEMA.tmp && mv $SCHEMA.tmp $SCHEMA
+'''

contracts/okp4-cognitarium/README.md

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+# Triplestore
+
+## Overview
+

contracts/okp4-cognitarium/src/bin/schema.rs

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+use cosmwasm_schema::write_api;
+
+use okp4_cognitarium::msg::{ExecuteMsg, InstantiateMsg, QueryMsg};
+
+fn main() {
+    write_api! {
+        instantiate: InstantiateMsg,
+        execute: ExecuteMsg,
+        query: QueryMsg,
+    }
+}

contracts/okp4-cognitarium/src/contract.rs

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+#[cfg(not(feature = "library"))]
+use cosmwasm_std::entry_point;
+use cosmwasm_std::{Binary, Deps, DepsMut, Env, MessageInfo, Response, StdError, StdResult};
+use cw2::set_contract_version;
+
+use crate::error::ContractError;
+use crate::msg::{ExecuteMsg, InstantiateMsg, QueryMsg};
+
+// version info for migration info
+const CONTRACT_NAME: &str = "crates.io:storage";
+const CONTRACT_VERSION: &str = env!("CARGO_PKG_VERSION");
+
+#[cfg_attr(not(feature = "library"), entry_point)]
+pub fn instantiate(
+    deps: DepsMut,
+    _env: Env,
+    _info: MessageInfo,
+    _msg: InstantiateMsg,
+) -> Result<Response, ContractError> {
+    set_contract_version(deps.storage, CONTRACT_NAME, CONTRACT_VERSION)?;
+    Err(ContractError::NotImplemented)
+}
+
+#[cfg_attr(not(feature = "library"), entry_point)]
+pub fn execute(
+    _deps: DepsMut,
+    _env: Env,
+    _info: MessageInfo,
+    _msg: ExecuteMsg,
+) -> Result<Response, ContractError> {
+    Err(ContractError::NotImplemented)
+}
+
+#[cfg_attr(not(feature = "library"), entry_point)]
+pub fn query(_deps: Deps, _env: Env, _msg: QueryMsg) -> StdResult<Binary> {
+    Err(StdError::generic_err("Not implemented"))
+}

contracts/okp4-cognitarium/src/error.rs

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+use cosmwasm_std::StdError;
+use thiserror::Error;
+
+#[derive(Error, Debug, PartialEq)]
+pub enum ContractError {
+    #[error("{0}")]
+    Std(#[from] StdError),
+
+    #[error("Not implemented.")]
+    NotImplemented,
+}

contracts/okp4-cognitarium/src/lib.rs

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+pub mod contract;
+mod error;
+pub mod msg;
+pub mod state;
+
+pub use crate::error::ContractError;

contracts/okp4-cognitarium/src/msg.rs

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+use cosmwasm_schema::{cw_serde, QueryResponses};
+
+/// Instantiate message
+#[cw_serde]
+pub struct InstantiateMsg {}
+
+/// Execute messages
+#[cw_serde]
+pub enum ExecuteMsg {}
+
+/// Query messages
+#[cw_serde]
+#[derive(QueryResponses)]
+pub enum QueryMsg {}

contracts/okp4-cognitarium/src/state.rs

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+